This boss fight is hard but it is rewarding.
Note: Minify the command to avoid issues :)
The Grim Reaper Boss fight (Hard unless you have smite enchantment on your sword)
Custom Enchants :O
Herobrine Boss (Super Hard)
Jetpack
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)